IDT723644L12PF IDT, Integrated Device Technology Inc, IDT723644L12PF Datasheet - Page 22

• Manufacturer Part Number: IDT723644L12PF
• Description: IC FIFO SYNC 2048X36 128QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: 7200r

Specifications of IDT723644L12PF

• Function: Synchronous
• Memory Size: 72K (2K x 36)
• Data Rate: 83MHz
• Access Time: 12ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 723644L12PF

DATA SIZE TABLE FOR BYTE READS FROM FIFO1
NOTE:
1. BE is selected at Master Reset; BM and SIZE must be static throughout device operation.
NOTE:
1. Read From FIFO2.
NOTE:
1. Unused bytes B9-B17, B18-B26, and B27-B35 are indeterminate.
IDT723624/723634/723644 CMOS SyncBiFIFO™ WITH BUS-MATCHING
256 x 36 x 2, 512 x 36 x 2, 1,024 x 36 x 2
OR
OR
(Standard Mode)
BM
H
H
(Standard Mode)
(FWFT Mode)
EFB/ORB
(FWFT Mode)
EFA/ORA
B0-B8
B0-B8
A0-A35
CLKB
W/RB
A0-A35
MBB
CSB
ENB
W/RA
CLKA
MBA
CSA
ENA
SIZE MODE
SIZE
HIGH
H
H
HIGH
(1)
Figure 13. Port-B Byte Read Cycle Timing for FIFO1 (IDT Standard and FWFT Modes)
t
Figure 14. Port-A Read Cycle Timing for FIFO2 (IDT Standard and FWFT Modes)
CLKH
t
t
EN
EN
t
BE
t
EN
H
EN
L
t
t
t
MDV
t
MDV
CLK
ENS2
t
t
MDV
MDV
t
ENS2
t
CLKL
Previous Data
Read 1
A35-A27
Previous Data
A
A
t
t
W1
ENH
t
A
A
(1)
t
t
t
ENH
A
A
DATA WRITTEN TO FIFO1
Read 1
A26-A18
Read 2
B
B
22
t
t
A
A
t
ENS2
W1
W2
(1)
(1)
A17-A9
Read 2
Read 3
C
C
t
t
t
t
A
A
A
t
A
ENH
A8-A0
COMMERCIAL TEMPERATURE RANGE
D
D
Read 3
Read 4
No Operation
t
t
t
A
ENS2
A
W3
W2
READ NO.
No Operation
(1)
(1)
1
2
3
4
1
2
3
4
Read 4
Read 5
t
ENH
FROM FIFO1
DATA READ
B8-B0
3270 drw15
3270 drw16
t
t
DIS
DIS
D
A
B
C
D
B
A
C
t
t
DIS
DIS